diff --git a/cmk/gui/graphing/_graph_templates.py b/cmk/gui/graphing/_graph_templates.py
index 2da6e2a0b09..242177a84f4 100644
--- a/cmk/gui/graphing/_graph_templates.py
+++ b/cmk/gui/graphing/_graph_templates.py
@@ -327,7 +327,7 @@ def get_graph_template_from_id(template_id: str) -> GraphTemplate:
     for id_, graph_plugin in _get_graph_plugins():
         if template_id == id_:
             return _parse_graph_plugin(id_, graph_plugin)
-    raise MKGeneralException(_("There is no graph graph_plugin with the id '%s'") % template_id)
+    raise MKGeneralException(_("There is no graph plug-in with the id '%s'") % template_id)
 
 
 def evaluate_metrics(